<?php
/**
 *
 * Magento
 *
 * NOTICE OF LICENSE
 *
 * This source file is subject to the Open Software License (OSL 3.0)
 * that is bundled with this package in the file LICENSE.txt.
 * It is also available through the world-wide-web at this URL:
 * http://opensource.org/licenses/osl-3.0.php
 * If you did not receive a copy of the license and are unable to
 * obtain it through the world-wide-web, please send an email
 * to license@magentocommerce.com so we can send you a copy immediately.
 *
 * DISCLAIMER
 *
 * Do not edit or add to this file if you wish to upgrade Magento to newer
 * versions in the future. If you wish to customize Magento for your
 * needs please refer to http://www.magentocommerce.com for more information.
 *
 * @copyright   Copyright (c) 2014 X.commerce, Inc. (http://www.magentocommerce.com)
 * @license     http://opensource.org/licenses/osl-3.0.php  Open Software License (OSL 3.0)
 */
namespace Magento\AdminNotification\Controller\Adminhtml\System\Message;

class ListAction extends \Magento\Backend\App\AbstractAction
{
    /**
     * @return void
     */
    public function execute()
    {
        $severity = $this->getRequest()->getParam('severity');
        $messageCollection = $this->_objectManager->get(
            'Magento\AdminNotification\Model\Resource\System\Message\Collection'
        );
        if ($severity) {
            $messageCollection->setSeverity($severity);
        }
        $result = array();
        foreach ($messageCollection->getItems() as $item) {
            $result[] = array('severity' => $item->getSeverity(), 'text' => $item->getText());
        }
        $this->getResponse()->representJson(
            $this->_objectManager->get('Magento\Core\Helper\Data')->jsonEncode($result)
        );
    }
}
